The notion of peduncle appears in the botany , the zoology and the anatomy . The term comes from the scientific Latin pedunculus, in turn derived from you ask (which translates as "foot" ).
In the field of botany, the peduncle refers to the branch Small in size that allows the support of the fruit, the flower or the leaf. It can be used, therefore, as a synonym for nipple .
The peduncle is similar to stem . In addition to guaranteeing lift, it allows the sap to reach flowers . In some exceptional cases, the peduncle may have ramifications.
For zoology, a peduncle is a body extension which causes certain sedentary animals to be fixed to the ground, as detailed by the Royal Spanish Academy (RAE ) in your dictionary. The RAE offer the example of barnacle , a crustacean that clings to coastal boulders through a fleshy peduncle.
In the anatomical terrain, meanwhile, the notion of peduncle is used to name the stem that links a terminal organ with the rest of the organism . In this sense we can talk about cerebellar peduncles and of the brain peduncles .
The lower cerebellar peduncles They are responsible for communicating the cerebellum with the medulla oblongata. The medium cerebellar peduncles , meanwhile, they communicate the cerebellum with the annular bulge, while the superior cerebellar peduncles they do the same with him brain .
The brain peduncles finally join the boss to the cerebral hemispheres. These white substance cords are separated from each other by gray matter.